CN111009394B - 层叠型线圈阵列 - Google Patents
层叠型线圈阵列 Download PDFInfo
- Publication number
- CN111009394B CN111009394B CN201910923223.8A CN201910923223A CN111009394B CN 111009394 B CN111009394 B CN 111009394B CN 201910923223 A CN201910923223 A CN 201910923223A CN 111009394 B CN111009394 B CN 111009394B
- Authority
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- China
- Prior art keywords
- coil
- layer
- laminated
- nonmagnetic
- magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004020 conductor Substances 0.000 claims abstract description 170
- 239000006249 magnetic particle Substances 0.000 claims abstract description 29
- 229910000859 α-Fe Inorganic materials 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 6
- 229910007565 Zn—Cu Inorganic materials 0.000 claims description 3
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 34
- 238000000034 method Methods 0.000 description 29
- 239000002184 metal Substances 0.000 description 28
- 229910052751 metal Inorganic materials 0.000 description 28
- 238000010586 diagram Methods 0.000 description 20
- 239000000463 material Substances 0.000 description 19
- 239000000696 magnetic material Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 11
- 238000007639 printing Methods 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000000956 alloy Substances 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 238000009413 insulation Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000004014 plasticizer Substances 0.000 description 5
- 229910000640 Fe alloy Inorganic materials 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- RRAFCDWBNXTKKO-UHFFFAOYSA-N eugenol Chemical compound COC1=CC(CC=C)=CC=C1O RRAFCDWBNXTKKO-UHFFFAOYSA-N 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 2
- 229910020599 Co 3 O 4 Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Natural products CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 2
- 229910017082 Fe-Si Inorganic materials 0.000 description 2
- 229910017133 Fe—Si Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910002796 Si–Al Inorganic materials 0.000 description 2
- 229910008458 Si—Cr Inorganic materials 0.000 description 2
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- -1 etc.) Substances 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000006112 glass ceramic composition Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000992 sputter etching Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- NPBVQXIMTZKSBA-UHFFFAOYSA-N Chavibetol Natural products COC1=CC=C(CC=C)C=C1O NPBVQXIMTZKSBA-UHFFFAOYSA-N 0.000 description 1
- 241000721047 Danaus plexippus Species 0.000 description 1
- 239000005770 Eugenol Substances 0.000 description 1
- UVMRYBDEERADNV-UHFFFAOYSA-N Pseudoeugenol Natural products COC1=CC(C(C)=C)=CC=C1O UVMRYBDEERADNV-UHFFFAOYSA-N 0.000 description 1
- 239000011354 acetal resin Substances 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229960002217 eugenol Drugs 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 229940116411 terpineol Drugs 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/041—Printed circuit coils
- H01F41/046—Printed circuit coils structurally combined with ferromagnetic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/255—Magnetic cores made from particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2847—Sheets; Strips
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3281—Copper oxides, cuprates or oxide-forming salts thereof, e.g. CuO or Cu2O
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3284—Zinc oxides, zincates, cadmium oxides, cadmiates, mercury oxides, mercurates or oxide forming salts thereof
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F2017/0066—Printed inductances with a magnetic layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/041—Printed circuit coils
- H01F41/043—Printed circuit coils by thick film techniques
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018-190195 | 2018-10-05 | ||
| JP2018190195A JP6977694B2 (ja) | 2018-10-05 | 2018-10-05 | 積層型コイルアレイ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111009394A CN111009394A (zh) | 2020-04-14 |
| CN111009394B true CN111009394B (zh) | 2023-09-01 |
Family
ID=70051230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910923223.8A Active CN111009394B (zh) | 2018-10-05 | 2019-09-27 | 层叠型线圈阵列 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11783999B2 (ja) |
| JP (1) | JP6977694B2 (ja) |
| CN (1) | CN111009394B (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6977694B2 (ja) | 2018-10-05 | 2021-12-08 | 株式会社村田製作所 | 積層型コイルアレイ |
| JP6981389B2 (ja) * | 2018-10-05 | 2021-12-15 | 株式会社村田製作所 | Ｄｃ−ｄｃコンバータ用積層型コイルアレイおよびｄｃ−ｄｃコンバータ |
| JP7074050B2 (ja) * | 2018-12-28 | 2022-05-24 | 株式会社村田製作所 | コイル部品 |
| KR102198532B1 (ko) * | 2019-06-25 | 2021-01-06 | 삼성전기주식회사 | 코일 부품 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101911221A (zh) * | 2008-01-08 | 2010-12-08 | 株式会社村田制作所 | 开磁路型层叠线圈部件及其制造方法 |
| WO2017141681A1 (ja) * | 2016-02-16 | 2017-08-24 | 株式会社村田製作所 | 電圧検出装置、電源装置及び送電装置 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001110638A (ja) * | 1999-10-14 | 2001-04-20 | Tdk Corp | 積層電子部品 |
| US8416043B2 (en) | 2010-05-24 | 2013-04-09 | Volterra Semiconductor Corporation | Powder core material coupled inductors and associated methods |
| JP2005129793A (ja) * | 2003-10-24 | 2005-05-19 | Murata Mfg Co Ltd | 積層セラミック電子部品の製造方法 |
| JP2006351954A (ja) * | 2005-06-17 | 2006-12-28 | Tdk Corp | 積層型コモンモードフィルタ |
| JP2007281315A (ja) * | 2006-04-11 | 2007-10-25 | Hitachi Metals Ltd | コイル部品 |
| JP2012160506A (ja) * | 2011-01-31 | 2012-08-23 | Toko Inc | 積層型インダクタ |
| JP5786647B2 (ja) | 2011-10-28 | 2015-09-30 | 株式会社村田製作所 | 多層基板およびｄｃ−ｄｃコンバータ |
| JP2015073052A (ja) * | 2013-10-04 | 2015-04-16 | 株式会社村田製作所 | インダクタアレイおよび電源装置 |
| KR20160032581A (ko) | 2014-09-16 | 2016-03-24 | 삼성전기주식회사 | 인덕터 어레이 칩 및 그 실장기판 |
| JP6252425B2 (ja) * | 2014-10-03 | 2017-12-27 | 株式会社村田製作所 | 電子部品 |
| JP6460329B2 (ja) | 2015-02-27 | 2019-01-30 | 株式会社オートネットワーク技術研究所 | リアクトル |
| JP6380192B2 (ja) | 2015-03-27 | 2018-08-29 | 株式会社村田製作所 | 積層型電子部品 |
| JP6565555B2 (ja) * | 2015-09-30 | 2019-08-28 | Tdk株式会社 | 積層コモンモードフィルタ |
| JP6812140B2 (ja) | 2016-05-30 | 2021-01-13 | 株式会社村田製作所 | コイル部品 |
| KR102632343B1 (ko) | 2016-08-26 | 2024-02-02 | 삼성전기주식회사 | 인덕터 어레이 부품 및 그의 실장 기판 |
| JP7188869B2 (ja) * | 2017-03-31 | 2022-12-13 | 太陽誘電株式会社 | コモンモードチョークコイル |
| JP7065720B2 (ja) | 2018-07-19 | 2022-05-12 | 太陽誘電株式会社 | 磁気結合型コイル部品及びその製造方法 |
| JP6977694B2 (ja) | 2018-10-05 | 2021-12-08 | 株式会社村田製作所 | 積層型コイルアレイ |
| US11094455B2 (en) | 2018-12-27 | 2021-08-17 | Texas Instruments Incorporated | Module with reversely coupled inductors and magnetic molded compound (MMC) |
-
2018
- 2018-10-05 JP JP2018190195A patent/JP6977694B2/ja active Active
-
2019
- 2019-09-27 CN CN201910923223.8A patent/CN111009394B/zh active Active
- 2019-10-03 US US16/592,596 patent/US11783999B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101911221A (zh) * | 2008-01-08 | 2010-12-08 | 株式会社村田制作所 | 开磁路型层叠线圈部件及其制造方法 |
| WO2017141681A1 (ja) * | 2016-02-16 | 2017-08-24 | 株式会社村田製作所 | 電圧検出装置、電源装置及び送電装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6977694B2 (ja) | 2021-12-08 |
| JP2020061411A (ja) | 2020-04-16 |
| US20200111609A1 (en) | 2020-04-09 |
| CN111009394A (zh) | 2020-04-14 |
| US11783999B2 (en) | 2023-10-10 |
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